Home / 9,134.49-13,701.75-2,208.99

Finding the Fourth Proportional to 9,134.49, 13,701.75 and 2,208.99

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Solution

The fourth proportional to 9,134.49, 13,701.75 and 2,208.99 is: 3,313.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.49 : 13,701.75 = 2,208.99 : x
  2. Step 2: Convert to fraction form
    9,134.49/13,701.75 = 2,208.99/x
  3. Step 3: Cross multiply
    9,134.49x = 13,701.75 × 2,208.99
  4. Step 4: Simplify right side
    9,134.49x = 30,267,028.73
  5. Step 5: Solve for x
    x = 30,267,028.73/9,134.49
  6. Step 6: Final answer
    x = 3,313.49

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.